<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script>
			console.log("ddd");
			var c=prompt("请输入颜色","红色");
			alert(c);
			alert(typeof(c));
		</script>
	</head>
	<body>
	</body>
</html>
